//
//  UIBarButtonItem+Extension.swift
//  SinaWeiBo
//
//  Created by King.Kong. on 16/5/22.
//  Copyright © 2016年 King.Kong. All rights reserved.
//

import UIKit

extension UIBarButtonItem {
    
    convenience init(imageName:String? = nil,title:String? = nil, target: AnyObject?, action: Selector) {
        self.init()
        
        let btn = UIButton()
        if let img = imageName {
            
            btn .setImage(UIImage(named:img), forState: .Normal)
            btn .setImage(UIImage(named:img + "_highlighted"), forState: .Highlighted)

        }
        
        // 设置图片内边距
        btn.imageEdgeInsets = UIEdgeInsetsMake(0, -8, 0, 0)
        
        btn.setTitle(title, forState: .Normal)
        btn.setTitleColor(UIColor.darkGrayColor(), forState: .Normal)
        btn.setTitleColor(UIColor.orangeColor(), forState: .Highlighted)
        btn .sizeToFit()
        
        btn.addTarget(target, action: action, forControlEvents: .TouchUpInside)
        
       self.customView = btn
    }
    
    
}
